Yarn spinning or twisting apparatus.



No. 660,627. Patented Oct. 30, i900. G. 0. DRAPER.

YARN SPINNING 0R TWISTING APPARATUS.

(Application filed May 11, 1900.)

(No Model.)

ZZ/q .1

A will/111m- (M I J M m m: ucmrns PETERS co. PuoYuL- 'na. WASHINGTON, o. c.

llnrrnn STATES PATENT ()FFICE.

GEORGE O. DRAPER, OF HOPEDALE, MASSACHUSETTS, ASSIGNOR TO THE DRAPER COMPANY, OF SAME PLACE AND PORTLAND, MAINE.

YARN SPINNING OR TWISTING APPARATUS.

srnoirtoarion forming part of Letters Patent No. 660,627, dated October so, 1900.

Application filed May 11, 1900. Serial No. 16,290. (No model.)

To aZZ whom it may con former tightly fitting over the upturned Be it known that I, GEORGE O. DRAPER, of flange 26 of the latter, and being-held to- Hopedale, county of lVorcester, State of Masget-her by frictional engagement, said rings sachusetts, have invented an Improvement when assembled presenting an annular in- 55 in Yarn Spinning or Twisting Apparatus, of ternalgroove or recess l8,into which the web which the following description, in connec- 12 of the rotatable ring loosely enters, the tion with the accompanying drawings, is a rotatable ring being capable of limited radial specification, like numerals on the drawings and axial movement under the stress of the representing like parts. yarn. The inner peripheries of the horizon- 6o My present invention relates to what has tal portions of the-rings 2O form fixed upbeen designated rotary-ring spinning or per and lower races for the outer sides of the twisting apparatus, wherein the traveler is traveler ends, as will be described. When in cooperative engagement with a rotatable the frame is started up, the pull of the yarn ring or support, whereby, owing to the redrawsthe travelerinward, and ittravels upon 15 duction in friction between the traveler and the races of the rotatable ring, and as the the rotatable ring, very high spindle speed speed increases the friction of the traveler can be employed with consequentincrease of will gradually effect the rotation of the rotaproduction. I have herein shown a novel, table ring, which will run practically out of simple, and practical form of traveler-supengagement with the fixed member when 20 port or ring adapted for use with high spinhigh spindle speed is attained. Thus the dle speed. strain upon the yarn when the frame isstart- Figure 1 is a diametral sectional view of a ing up will be lessened, owing to the greater traveler-support or ring embodying my infreedom permitted the traveler, but the latter vention with the parts at rest or when spinwill, by or through centrifugal action, be 25 ning or twisting is started. Fig. 2 is a simithrown outward after high speed has been lar view, but with the parts in the position attained, so that one or both of its ends will assumed when the frame is running at high bear on their outer sides on the fixed races, speed; and Fig. 3 is a top or plan View, partly steadying the operation of the traveler by broken out, of the traveler-support and its exerting a slight drag thereupon. Should 8o 0 holder for securing it to the ring-rail. both ends bear against the upper and lower My invention is applicable to any usual or stationary races, the ldwer bend.of the travwell-known form of spinning or twisting eler would then be in engagement with the frame, and I have herein shown only a porlower edge of the flange 14:, as in Fig. 2. tion of the ring-rail 3 of such apparatus, pro- The construction may be modified without 5 vided with a sheet-metal holder 4 of Welldeparting from the spirit and scope of my known construction, notched at 5, Fig. 3, to invention, as herein shown and described by receive headed screws, by which it is attached one practical embodiment thereof.

to the ring-rail, upturned clips or lugs 6 serv- Having fully described my invention, what ing to hold the traveler-support or ring, in Iclaim,and desire to secure by Letters Pato 40 place. out, is

I have herein shown the rotatable member 1. In a spinning or twisting frame, arotaor ring of my novel traveler-support as a fiat table ring, a traveler adapted to be engaged annular web 12, having at its inner periphery on its inner side by said ring, and a stationan upturned flange 13 and a depending flange ary bearing to cooperate with the outer side 5 14: to be embraced by the inturned ends 31 of the traveler.

32 of the traveler 30 of substantially well- 2. In a spinning or twisting frame, a rotaknown form, the flanges retaining thetravtable ring having arace to be engaged by the eler in place and forming races for the inner inner side of the traveler ends, anda stationsides of the traveler ends. The fixed memary, annular race to engage the outer side of 50 ber is shown as two substantially l'-shaped the traveler ends.

rings 20 25, the downturned flange 21 of the 3. In a spinning or twisting frame, a rotatable ring, a traveler adapted when drawn inward to engage and rotate said ring, and a fixed, surrounding annular race adapted to be engaged by the traveler when moved outward by or through centrifugal action.

4. In a spinning or twisting frame, a rotatable ring having upper and lower external races, corresponding upper and lower fixed races surrounding the said ring, and a traveler having its ends inturned between said pairs of races, the inner sides of the said ends cooperating with the races on the rotatable ring.

5. The combination with arotatable ring comprising a horizontal web and upper and lower flanges at its inner circumference, of fixed annular retaining means having an internal recess to loosely receive the web of the rotatable ring, and a traveler adapted to enibrace the flanges of the rotatable ring.

6. The combination with a rotatable ring comprising a horizontal web and upper and lower flanges at its inner circumference, of concentric flanged rings in frictional engagement with each other and presenting an internal annular recess to loosely receive the Web of the rotatable ring, a traveler in engagement with the flanges of the latter, and a holder for said frictionally-engaged rings.

In testimony whereof I have signed my name to this specification in the presence of two subscribing witnesses.

GEORGE 0. DRAPER.

Witnesses:

E: D. BANCROFT, ERNEST W. WooD. 

